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Make help error messages friendly

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This commit is contained in:
kojix2 2020-07-31 14:48:13 +09:00
parent 7c0ab3ebdb
commit 76d3f46549
1 changed files with 8 additions and 2 deletions
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10
lib/uplot/command.rb
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@ -44,13 +44,19 @@ module Uplot
parsers.default = nil parsers.default = nil
main_parser.banner = <<~MSG main_parser.banner = <<~MSG
Usage:\tuplot <command> [options] Program: Uplot (Tools for plotting on the terminal)
Command:\t#{parsers.keys.join(' ')} Version: #{Uplot::VERSION} (using unicode_plot #{UnicodePlot::VERSION})
Usage: uplot <command> [options]
Command: #{parsers.keys.join(' ')}
MSG MSG
main_parser.order!(argv) main_parser.order!(argv)
@ptype = argv.shift @ptype = argv.shift
unless parsers.has_key?(@ptype) unless parsers.has_key?(@ptype)
puts main_parser.help
warn "unrecognized command '#{@ptype}'" warn "unrecognized command '#{@ptype}'"
exit 1 exit 1
end end